The purpose of this AS568 standard o-rings size chart is to specify the inside diameters, outside diameters, cross-sections, and size identification codes (dash numbers).
Cross-sectional diameters range from 1.02mm to 6.99mm. Inside diameters range from 0.74mm to 658.85mm.
ID Inside Diameter OD Outside Diameter CS Cross Section 1.78mm 2.62mm 3.53mm 5.33mm 6.99mm
Click Here for PDF Download